Two small ash fixes.

ash/mus/non_client_frame_controller.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/mus/non_client_frame_controller.h"
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
@@ skipping 10 matching lines @@
 #include "ash/mus/shadow.h"
 #include "ash/shared/immersive_fullscreen_controller_delegate.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "services/ui/public/cpp/property_type_converters.h"
 #include "services/ui/public/cpp/window.h"
 #include "services/ui/public/cpp/window_manager_delegate.h"
 #include "services/ui/public/cpp/window_property.h"
 #include "services/ui/public/cpp/window_tree_client.h"
 #include "services/ui/public/interfaces/window_manager.mojom.h"
-#include "services/ui/public/interfaces/window_tree_host.mojom.h"
 #include "ui/aura/layout_manager.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/base/hit_test.h"
 #include "ui/compositor/layer.h"
 #include "ui/gfx/geometry/vector2d.h"
 #include "ui/views/mus/native_widget_mus.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
@@ skipping 417 matching lines @@
   }
 }
 
 void NonClientFrameController::OnWindowDestroyed(ui::Window* window) {
   window_->RemoveObserver(this);
   window_ = nullptr;
 }
 
 }  // namespace mus
 }  // namespace ash